Results 21 to 30 of about 36,273 (305)

EDTA salt modified carbon paste electrode for square wave voltammetric determination of theophylline in pharmaceutical tablet formulation.

open access: yesPLoS ONE, 2022
In this study, a square wave voltammetric method for determination of theophylline in tablet formulation based on EDTA salt modified carbon paste electrode is presented. CV, FT-IR, and EIS results confirmed modification of the carbon paste with EDTA salt.
Amsalu Moges   +3 more
doaj   +2 more sources

Voltammetric Resolution of Dopamine in presence of Ascorbic Acid at Polyvinyl Alcohol Modified Carbon Paste Electrode

open access: yesInternational Journal of Electrochemical Science, 2009
The polyvinyl alcohol modified carbon paste electrode was prepared by grinding the 15mg of polyvinyl alcohol with the mixture of graphite powder and silicon oil of ratio 70%:30% by weight.
Umesh Chandra   +4 more
doaj   +1 more source

Separation of Ascorbic Acid, Dopamine and Uric Acid by Acetone/Water Modified Carbon Paste Electrode: A Cyclic Voltammetric Study

open access: yesInternational Journal of Electrochemical Science, 2009
The carbon paste (CPE) was prepared by grinding the mixture of graphite powder and silicone oil ratio 70:30 respectively. The acetone/water modified carbon paste electrode was developed by immobilizing the different ratios of acetone/water.
R. Raghavendra Naik   +5 more
doaj   +1 more source

An Efficient Electrochemical Sensor Based on NiCo2O4 Nanoplates and Ionic Liquid for Determination of Favipiravir in the Presence of Acetaminophen

open access: yesBiosensors, 2023
Based on the modification of carbon paste electrode with NiCo2O4 nanoplates and 1-hexyl-3-methylimidazolium tetrafluoroborate, a new electrochemical sensing platform for the sensing of favipiravir (a drug with potential therapeutic efficacy in treating ...
Somayeh Tajik   +3 more
doaj   +1 more source

Field electron emission of double walled carbon nanotube film prepared by drop casting method [PDF]

open access: yes, 2007
Thick films of double walled carbon nanotubes (DWCN) were deposited on indium-tin-oxide (ITO) coated glass substrates by drop casting method and were studied for their field electron emission property in a parallel plate configuration using bare ITO ...
Flahaut, Emmanuel   +5 more
core   +1 more source

Ultrasensitve Modified Carbon Paste Inclusion ß -Cyclodextrin and Carbon Nanotubes Sensors for Electrochemical Detection of Anticancer Nimustine Hydrochloride

open access: yesInternational Journal of Electrochemical Science, 2016
In this study, novel carbon paste and modified carbon paste inclusion ß- cyclodextrin and carbon nanotubes sensors for determination of nimustine hydrochloride was introduced.
Nawal Ahmad Alarfaj   +1 more
doaj   +1 more source

Carbon Paste Electrochemical Sensors for the Detection of Neurotransmitters

open access: yesFrontiers in Sensors, 2022
The relevance of the carbon-paste electrodes in the field of neurotransmitter electrochemical sensing is focused on in this review. The significance of biomolecules especially neurotransmitters in treatments related to different diseases has tremendously
R. Rejithamol, S. Beena
doaj   +1 more source

Cyclic Voltammetric Studies of Serotonin at Sodium Dodecyl Sulfate Modified Carbon Paste Electrode

open access: yesInternational Journal of Electrochemical Science, 2009
Electrochemical oxidation of serotonin has been studied at carbon paste electrode in 0.1M pyrophosphate buffer using cyclic voltammetric (CV) technique. The adsorption of sodium dodecyl sulfate (SDS) at carbon paste electrode was investigated.
Nagaraja Chowdappa   +3 more
doaj   +1 more source

Indirect Voltammetric Determination of Zn2+ ion Using Chitosan Ferrocyanide Modified Carbon Paste Electrode [PDF]

open access: yesشیمی کاربردی روز, 2020
In this research, a chitosan and ferrocyanide modified carbon paste electrode has been applied for indirect voltammetric determination of Zn2+ ion. In order to prepare this electrode, first, the chitosan modified carbon paste electrode (Ch/CPE) was ...
Ebrahim Zarei kiasari   +2 more
doaj   +1 more source

Electrochemical Studies of Amaranth at Surfactant Modified Carbon Paste Electrode: A Cyclic Voltammetry

open access: yesInternational Journal of Electrochemical Science, 2008
Electrochemical reduction of amaranth has been studied at carbon paste electrode in sulphuric acid media using cyclic voltammetric technique. The adsorption of cetyl trimethyl ammonium bromide (CTAB) on a carbon paste electrode was investigated.
M. Panduranga Char   +4 more
doaj   +1 more source

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